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Q:

The compression ratio (r) of dual cycle is equal to ________

A) r = volume of the cylinder at the beginning of the compression/volume of the cylinder at the end of the compression B) r = volume of the cylinder at the end of the compression/ volume of the cylinder at the beginning of the compression
C) r = clearance volume/ volume of the cylinder at the beginning of the compression D) r = volume of the cylinder at the end of the compression/clearance volume
 

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